class MerList extends PureComponent<{dispatch,spending},{merId:string,merName:string}>{
export interface MerlistState {
  merId: string;
  merName: string;
@connect(({ spending }) => ({
  spending,
  // loading,
class MerList extends PureComponent<MerlistProps,MerlistState>{
  constructor(props) {
    super(props);
    this.state = {
      merId:'',